# Chapter 1 - Section 1.8 - Introduction to Variables, Algebraic Expressions, and Equations - Exercise Set - Page 81: 3

$+$ : 152 $-$ : 152 $\times$ : 0 $\div$ : undefined

#### Work Step by Step

Substitute the given values and solve. $a+b=152+0=152$ $a-b=152-0=152$ $a\times b=152\times0=0$ $a\div b=152\div0$ : division by 0 is undefined

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